Home / 617,822.60-926,720.22-168,535.40

Finding the Fourth Proportional to 617,822.60, 926,720.22 and 168,535.40

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Solution

The fourth proportional to 617,822.60, 926,720.22 and 168,535.40 is: 252,799.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,822.60 : 926,720.22 = 168,535.40 : x
  2. Step 2: Convert to fraction form
    617,822.60/926,720.22 = 168,535.40/x
  3. Step 3: Cross multiply
    617,822.60x = 926,720.22 × 168,535.40
  4. Step 4: Simplify right side
    617,822.60x = 156,185,162,965.79
  5. Step 5: Solve for x
    x = 156,185,162,965.79/617,822.60
  6. Step 6: Final answer
    x = 252,799.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.